package com.yt.fras.handler;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.util.Date;

/**
 * ClassName:MyMetaObjectHandler
 * Package:com.yt.fras.handler
 * Description:
 * MyBatisPlus自动填充处理器
 *
 * @date:2021/8/14 16:58
 * @author:yt
 */

@Slf4j
@Component
public class MyMetaObjectHandler implements MetaObjectHandler {

    /**
     * 插入时候的填充策略
     *
     * @param metaObject
     */
    @Override
    public void insertFill(MetaObject metaObject) {
        log.info("start insert fill ...");
        // setFieldValByName(String fieldName, Object fieldVal, MetaObject metaObject)
        this.setFieldValByName("createTime", new Date(), metaObject);
        this.setFieldValByName("updateTime", new Date(), metaObject);
    }

    /**
     * 更新时的填充策略
     *
     * @param metaObject
     * @Override
     */
    @Override
    public void updateFill(MetaObject metaObject) {
        log.info("start update fill ...");
        this.setFieldValByName("updateTime", new Date(), metaObject);
    }

}
